Input interpretation
tyretskite (mineral) | crystal system | seamanite (mineral) | crystal system
Result
triclinic | orthorhombic
Basic properties
| triclinic | orthorhombic crystal families | triclinic | orthorhombic required symmetries | none | 3 2-fold rotation axes or 1 2-fold rotation axis and 2 mirror planes Bravais lattices | 1 | 4 point groups | 2 | 3 space groups | 2 | 59
Lattice properties
| triclinic | orthorhombic lattice systems | triclinic | orthorhombic Bravais lattices | simple triclinic | simple orthorhombic | base orthorhombic | body-centered orthorhombic | face-centered orthorhombic angle relations | α!=β!=γ | α = β = γ = 90° edge relations | a!=b!=c | a!=b!=c unit cell volume | a b c sqrt(2 cos(α) cos(β) cos(γ) - cos^2(α) - cos^2(β) - cos^2(γ) + 1) | a b c
Corresponding symmetry groups
| triclinic | orthorhombic crystal class | pedial | pinacoidal | orthorhombic sphenoidal | orthorhombic pyramidal | orthorhombic bipyramidal Schönflies point groups | {C_1, C_i} | {D_2, C_2v, D_2h} Hermann-Mauguin point groups | 1 | 1^_ | 222 | mm2 | mmm IUCr space group number | 1 | 2 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | ... (total: 59) Hermann-Mauguin space groups | P1 | P1^_ | P222 | P222_1 | P2_12_12 | P2_12_12_1 | C222_1 | C222 | F222 | I222 | I2_12_12_1 | Pmm2 | ... (total: 59)